Sift flour, baking powder, baking soda and salt into large mixing bowl.
Cream together in separate bowl butter and sugar. Add eggs, sour cream, beer and vanilla. Stir vigorously approximately two minutes.
Add to dry ingredients and mix until all ingredients are well blended.
In a separate bowl, mix sugar, cinnamon and walnut chips.
Spoon one-third of cake batter into greased 10-inch tube pan. Sprinkle on one-third of filling. Spoon on another third of cake batter and again sprinkle on a third of filling. Spoon on remaining third of batter and sprinkle remainder of cinnamon mixture on top.
Bake 45 to 50 minutes or until browned on top and cake tester comes out clean.